BuildTools auto-updater

bt_updater.sh

# Bash safety stuff
set -o errexit

# Environemnt variables
DIRECTORY="/home/minecraft" # Working directory for BuildTools (NOT your server directory - please make a separate one)

SERVDIR="/home/minecraft/servers/spigot_server" # The actual directory where your Spigot server is

MAXRAM="16" # How much RAM (in GB) to allocate to BuildTools - default is 1GB

### DO NOT CHANGE ANYTHING BELOW THIS LINE ###
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clear
echo -e "\n \n \n"
echo -e "$(tput bold)$(tput smul)BuildTools Automatic Updater Script$(tput rmul) $(tput sgr 0)"
echo -e "$(tput bold)Written by $(tput setaf 6)tmad40blue $(tput sgr 0) -- $(tput setaf 4)http://tmad40.blue/ $(tput sgr 0)"
echo -e "$(tput dim)Version 1.1 $(tput sgr 0)"
echo -e "\n \n \n"
sleep 1
echo -e "$(tput setaf 3)Running BuildTools and compiling the latest Spigot and CraftBukkit JAR files...$(tput sgr 0)"
echo -e "$(tput setaf 1)$(tput bold)$(tput blink)!!! THIS WILL TAKE A LONG TIME !!!$(tput sgr 0)"
sleep 3

# Change to working directory
cd $DIRECTORY

# Remove old build artifacts if present
rm -rf .m2
rm -rf _buildtools

# Create and change to new build directory
mkdir "_buildtools"
cd "_buildtools"

# Download latest BuildTools from Spigot hub
wget -O "BuildTools.jar" "https://hub.spigotmc.org/jenkins/job/BuildTools/lastSuccessfulBuild/artifact/target/BuildTools.jar"

# Configure git
# git config --global --unset core.autocrlf # Uncomment this line if git complains about configuration or username/password stuff
sleep 2

# Start it up!
java -d64 -Xms512M -Xmx${MAXRAM}G -XX:+UseG1GC -XX:MaxGCPauseMillis=50 -jar BuildTools.jar --rev latest

# All done - change to working directory and copy built Spigot JAR file to server directory
echo -e "$(tput setaf 2)Update complete! $(tput sgr 0)Cleaning up..."
cd $DIRECTORY
cp _buildtools/spigot-*.jar ${SERVDIR}/spigot.jar

# Remove build artifacts
rm -rf .m2
rm -rf _buildtools

# Goodbye
tput clear
echo "$(tput setaf 2)All done! $(tput sgr 0)The latest Spigot should now be in your server directory."